Earth
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Earth-sized planet found orbiting nearest star Proxima Centauri
Science | Jun 01, 2020, 11:40 AM ISTAstronomers have discovered an earth-sized orbiting Proxima Centauri, the closest star to our solar system. Proxima Centauri is only 4.2 light years away, and the target planet - Proxima b - is just 1.17 times the size of Earth.
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Earth's magnetic field is weakening. Know how it will affect the planet
Science | May 25, 2020, 04:48 PM ISTThe European Space Agency (ESA) scientists have warned that the earth's geomagnetic field is weakening in some areas area between Africa and South America.
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Comet SWAN heading towards Earth. Here's how to spot it through naked eyes
Science | May 12, 2020, 02:48 PM ISTSkywatchers across the globe can keep an eye on the sky as Comet Swan is expected to pass by the Earth on Wednesday night. The comet is known as the ‘Swan’ comet and is bright enough to be visible to the naked eye.
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Asteroid '1998 OR2' to fly past within 3.9m miles of Earth today
Science | Apr 29, 2020, 08:13 AM ISTAsteroid 1998 OR2 was discovered by the Near-Earth Asteroid Tracking program at NASA's Jet Propulsion Laboratory in July 1998, and for the past two decades astronomers have tracked it.
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Largest ozone layer hole over Arctic closed? Here's what we know so far
Science | Apr 27, 2020, 10:08 AM ISTThe largest hole in the earth's ozone layer over the Arctic has closed. Scientists have confirmed that the largest hole in the ozone layer which was 1 million square kilometers wide over the Arctic has now healed.
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As people stay home, Earth turns wilder and cleaner
World | Apr 22, 2020, 08:14 PM ISTAs people across the globe stay home to stop the spread of the new coronavirus, the air has cleaned up, albeit temporarily.
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ISS astronauts grow Earth-like fresh lettuce in space
Science | Mar 07, 2020, 09:39 AM ISTThe astronauts aboard the International Space Station (ISS) have managed to successfully cultivate salad crop -- red romaine lettuce -- that is free of disease-causing microbes and safe to eat and is at least as nutritious as Earth-grown plants.
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Global ocean covered entire Earth 3.2 billion years ago
Science | Mar 03, 2020, 08:30 PM ISTEarly Earth, home to some of our planet's first lifeforms, may have been a real-life "waterworld" without a continent in sight- a discovery that can scientists to better understand how and where single-cell organisms first emerged on Earth.
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Earth has a new mini-moon; and it's there since 3 years
Science | Feb 27, 2020, 11:22 AM ISTOur new moon is probably between 1.9 and 3.5 metres across, or roughly the size of a car, making it no match for Earth’s primary moon. It circles our planet about once every 47 days on a wide, oval-shaped orbit that mostly swoops far outside the larger moon’s path.
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Earth just witnessed its hottest January on record!
Science | Feb 13, 2020, 11:57 PM ISTThe Earth experienced its hottest January in recorded history last month, the National Oceanic and Atmospheric Administration (NOAA) said on Thursday. According to NOAA, it was the 44th consecutive January, and the 421st consecutive month, with temperatures above the 20th-century average.
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Early Earth's atmosphere was rich in carbon dioxide: Study
Science | Jan 28, 2020, 04:52 PM ISTPrevious work suggested the meteorites ran into oxygen, contradicting theories and evidence that the Earth's early atmosphere was virtually devoid of oxygen.
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Earth's oldest crater from space rock impact revealed
Science | Jan 22, 2020, 10:50 AM ISTBased on impact simulations, the scientists said if the Yarrabubba-forming meteorite collided into a continental ice sheet -- like modern day Antarctica -- it may have released between 87 trillion and 5,000 trillion kilograms of water vapour into the atmosphere instantaneously.
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Last decade was the hottest, courtesy Global Warming
Science | Jan 15, 2020, 11:36 PM ISTThe decade that just ended was by far the hottest ever measured on Earth, capped off by the second-warmest year on record, two U.S. agencies reported Wednesday. And scientists said they see no end to the way man-made climate change keeps shattering records.
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17-year-old intern helps NASA find planet in habitable zone
Science | Jan 12, 2020, 06:23 PM ISTJust three days into his internship, little did 17-year-old Wolf Cukier realise that he is going to make history -- in helping NASA discover its first Earth-size planet resting in its star's habitable-zone -- the way our Earth rests in its Goldilocks zone.
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Jupiter acting as a slingshot, flinging dangerous objects towards Earth: study
Science | Jan 10, 2020, 11:08 AM ISTA study has found that the largest planet in our solar system - Jupiter - is slingshooting objectes into the inner solar system that could impact the Earth. It was earlier believed that Jupiter protects Earth from asteroids but new theory has suggested that it may be doing more harm.
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Aliens living with us on Earth?
Science | Jan 08, 2020, 06:54 PM ISTA British astronaut has claimed that aliens exist and it was possible they were already on Earth. Helen Sharman, the first British astronaut to go space, said: "Aliens exist, there are no two ways about it. There are so many billions of stars out there in the universe that there must be all sorts of different forms of life."
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Another Earth? NASA's planet hunter finds Earth-size world in 'Habitable Zone'
Science | Jan 07, 2020, 08:02 PM ISTNASA said its planet hunter satellite TESS had discovered its first Earth-size planet in its star’s habitable zone of its star. Transiting Exoplanet Survey Satellite (TESS) discovered its first Earth-size planet in its star’s habitable zone, the range of distances where conditions may be just right to allow the presence of liquid water on the surface.
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Wolf moon eclipse on January 10: Where to watch, timing of the first lunar eclipse of 2020
Science | Jan 07, 2020, 07:57 AM ISTWolf moon eclipse: January 10 (Friday) is going to be a wolf moon eclipse night as we approach towards one of the four lunar eclipses in 2020. It is going to be a penumbral (partial) lunar eclipse when the earth will come between Sun and Moon.
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Moon had its own magnetic field billion years ago, twice as strong as the Earth
Science | Jan 02, 2020, 07:36 PM ISTWe all know that the Earth has its own magnetic field. But have we heard the same for the moon? Not until now. Scientists believe that a lunar magnetic field existed a billion years ago and was twice as strong as the earth's field today.
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Earth's Magnetic Field racing towards Siberia at unprecedented speed, scientists baffled
Science | Dec 21, 2019, 08:00 AM ISTThe Earth's magnetic North Pole has been racing towards Siberia at an increasing pace, according to a Science Alert report. For the first time in its recorded history, the magnetic north pole even crossed the Greenwich meridian, the invisible line that determines time zones.